{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Disease", "Chemical"], "input": "Animals which received over six courses of doxorubicin demonstrated the electrocardiogram ( ECG ) changes , decrease of blood pressure and high - grade histopathological cardiomyopathy , while animals which were terminally sacrificed after the SM - 5887 administration did not show any changes in ECG , blood pressure and histopathological examinations ."}
{"Disease": ["cardiomyopathy"], "Chemical": ["doxorubicin", "SM - 5887"]}